13 23 A Fine Frenzy A Perfect Circle Badly Drawn Boy Best Coast Bill Frisell Billy Strings Bruce Springsteen Crowded House Dido Fiona Apple Frank Ocean Janelle Monáe Kanye West Keane Lizzy McAlpine Mac Miller Macy Gray Nikka Costa Peter Gabriel Plain White T's Rufus Wainwright Sean Lennon Sean Watkins Spoon T Bone Burnett Tenacious D Tom Petty and the Heartbreakers